Finding the Fourth Proportional to 13,365,061.74, 18,443,792.88 and 7,253,490.24

Step by Step Solution

1. Step 1: Write the proportion equation
   13,365,061.74 : 18,443,792.88 = 7,253,490.24 : x
2. Step 2: Convert to fraction form
   13,365,061.74/18,443,792.88 = 7,253,490.24/x
3. Step 3: Cross multiply
   13,365,061.74x = 18,443,792.88 × 7,253,490.24
4. Step 4: Simplify right side
   13,365,061.74x = 133,781,871,643,661.48
5. Step 5: Solve for x
   x = 133,781,871,643,661.48/13,365,061.74
6. Step 6: Final answer
   x = 10,009,820.70