Finding the Fourth Proportional to 42,423,348.20, 58,542,572.72 and 25,931,086.42

Step by Step Solution

1. Step 1: Write the proportion equation
   42,423,348.20 : 58,542,572.72 = 25,931,086.42 : x
2. Step 2: Convert to fraction form
   42,423,348.20/58,542,572.72 = 25,931,086.42/x
3. Step 3: Cross multiply
   42,423,348.20x = 58,542,572.72 × 25,931,086.42
4. Step 4: Simplify right side
   42,423,348.20x = 1,518,072,512,451,454.50
5. Step 5: Solve for x
   x = 1,518,072,512,451,454.50/42,423,348.20
6. Step 6: Final answer
   x = 35,783,892.05