Finding the Fourth Proportional to 42,497,822.18, 58,645,262.31 and 25,099,799.78

Step by Step Solution

1. Step 1: Write the proportion equation
   42,497,822.18 : 58,645,262.31 = 25,099,799.78 : x
2. Step 2: Convert to fraction form
   42,497,822.18/58,645,262.31 = 25,099,799.78/x
3. Step 3: Cross multiply
   42,497,822.18x = 58,645,262.31 × 25,099,799.78
4. Step 4: Simplify right side
   42,497,822.18x = 1,471,984,342,026,580.50
5. Step 5: Solve for x
   x = 1,471,984,342,026,580.50/42,497,822.18
6. Step 6: Final answer
   x = 34,636,700.58