Finding the Fourth Proportional to 42,385.72, 58,503.72 and 26,460.58

Step by Step Solution

1. Step 1: Write the proportion equation
   42,385.72 : 58,503.72 = 26,460.58 : x
2. Step 2: Convert to fraction form
   42,385.72/58,503.72 = 26,460.58/x
3. Step 3: Cross multiply
   42,385.72x = 58,503.72 × 26,460.58
4. Step 4: Simplify right side
   42,385.72x = 1,548,042,363.36
5. Step 5: Solve for x
   x = 1,548,042,363.36/42,385.72
6. Step 6: Final answer
   x = 36,522.73