Finding the Fourth Proportional to 42,501.78, 58,654.13 and 23,638.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,501.78 : 58,654.13 = 23,638.50 : x
2. Step 2: Convert to fraction form
   42,501.78/58,654.13 = 23,638.50/x
3. Step 3: Cross multiply
   42,501.78x = 58,654.13 × 23,638.50
4. Step 4: Simplify right side
   42,501.78x = 1,386,495,533.81
5. Step 5: Solve for x
   x = 1,386,495,533.81/42,501.78
6. Step 6: Final answer
   x = 32,622.06