Finding the Fourth Proportional to 90,499,644.09, 135,770,720.54 and 29,915,367.93

Step by Step Solution

1. Step 1: Write the proportion equation
   90,499,644.09 : 135,770,720.54 = 29,915,367.93 : x
2. Step 2: Convert to fraction form
   90,499,644.09/135,770,720.54 = 29,915,367.93/x
3. Step 3: Cross multiply
   90,499,644.09x = 135,770,720.54 × 29,915,367.93
4. Step 4: Simplify right side
   90,499,644.09x = 4,061,631,058,925,731.50
5. Step 5: Solve for x
   x = 4,061,631,058,925,731.50/90,499,644.09
6. Step 6: Final answer
   x = 44,880,077.70