Finding the Fourth Proportional to 12,662,965,200.84, 18,994,609,448.52 and 3,346,632,638.28

Step by Step Solution

1. Step 1: Write the proportion equation
   12,662,965,200.84 : 18,994,609,448.52 = 3,346,632,638.28 : x
2. Step 2: Convert to fraction form
   12,662,965,200.84/18,994,609,448.52 = 3,346,632,638.28/x
3. Step 3: Cross multiply
   12,662,965,200.84x = 18,994,609,448.52 × 3,346,632,638.28
4. Step 4: Simplify right side
   12,662,965,200.84x = 63,567,979,931,798,708,224
5. Step 5: Solve for x
   x = 63,567,979,931,798,708,224/12,662,965,200.84
6. Step 6: Final answer
   x = 5,019,991,678.38