Finding the Fourth Proportional to 42,436.31, 63,654.06 and 25,800.93

Step by Step Solution

1. Step 1: Write the proportion equation
   42,436.31 : 63,654.06 = 25,800.93 : x
2. Step 2: Convert to fraction form
   42,436.31/63,654.06 = 25,800.93/x
3. Step 3: Cross multiply
   42,436.31x = 63,654.06 × 25,800.93
4. Step 4: Simplify right side
   42,436.31x = 1,642,333,946.28
5. Step 5: Solve for x
   x = 1,642,333,946.28/42,436.31
6. Step 6: Final answer
   x = 38,701.15