Finding the Fourth Proportional to 42,397.30, 58,508.50 and 26,490.98

Step by Step Solution

1. Step 1: Write the proportion equation
   42,397.30 : 58,508.50 = 26,490.98 : x
2. Step 2: Convert to fraction form
   42,397.30/58,508.50 = 26,490.98/x
3. Step 3: Cross multiply
   42,397.30x = 58,508.50 × 26,490.98
4. Step 4: Simplify right side
   42,397.30x = 1,549,947,503.33
5. Step 5: Solve for x
   x = 1,549,947,503.33/42,397.30
6. Step 6: Final answer
   x = 36,557.69