Finding the Fourth Proportional to 42,621.61, 58,843.02 and 37,892.81

Step by Step Solution

1. Step 1: Write the proportion equation
   42,621.61 : 58,843.02 = 37,892.81 : x
2. Step 2: Convert to fraction form
   42,621.61/58,843.02 = 37,892.81/x
3. Step 3: Cross multiply
   42,621.61x = 58,843.02 × 37,892.81
4. Step 4: Simplify right side
   42,621.61x = 2,229,727,082.47
5. Step 5: Solve for x
   x = 2,229,727,082.47/42,621.61
6. Step 6: Final answer
   x = 52,314.48