Finding the Fourth Proportional to 3,961,643.72, 5,924,999.61 and 3,448,748.48

Step by Step Solution

1. Step 1: Write the proportion equation
   3,961,643.72 : 5,924,999.61 = 3,448,748.48 : x
2. Step 2: Convert to fraction form
   3,961,643.72/5,924,999.61 = 3,448,748.48/x
3. Step 3: Cross multiply
   3,961,643.72x = 5,924,999.61 × 3,448,748.48
4. Step 4: Simplify right side
   3,961,643.72x = 20,433,833,369,363.10
5. Step 5: Solve for x
   x = 20,433,833,369,363.10/3,961,643.72
6. Step 6: Final answer
   x = 5,157,917.99