Finding the Fourth Proportional to 90,287,832.38, 124,597,940.90 and 49,035,020.00

Step by Step Solution

1. Step 1: Write the proportion equation
   90,287,832.38 : 124,597,940.90 = 49,035,020.00 : x
2. Step 2: Convert to fraction form
   90,287,832.38/124,597,940.90 = 49,035,020.00/x
3. Step 3: Cross multiply
   90,287,832.38x = 124,597,940.90 × 49,035,020.00
4. Step 4: Simplify right side
   90,287,832.38x = 6,109,662,523,122,153
5. Step 5: Solve for x
   x = 6,109,662,523,122,153/90,287,832.38
6. Step 6: Final answer
   x = 67,668,725.26