Finding the Fourth Proportional to 2,187,733,096.05, 3,019,071,819.98 and 1,197,658,513.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,187,733,096.05 : 3,019,071,819.98 = 1,197,658,513.05 : x
2. Step 2: Convert to fraction form
   2,187,733,096.05/3,019,071,819.98 = 1,197,658,513.05/x
3. Step 3: Cross multiply
   2,187,733,096.05x = 3,019,071,819.98 × 1,197,658,513.05
4. Step 4: Simplify right side
   2,187,733,096.05x = 3,615,817,066,702,415,360
5. Step 5: Solve for x
   x = 3,615,817,066,702,415,360/2,187,733,096.05
6. Step 6: Final answer
   x = 1,652,768,828.72