Finding the Fourth Proportional to 71,298.43, 107,141.51 and 38,041.99

Step by Step Solution

1. Step 1: Write the proportion equation
   71,298.43 : 107,141.51 = 38,041.99 : x
2. Step 2: Convert to fraction form
   71,298.43/107,141.51 = 38,041.99/x
3. Step 3: Cross multiply
   71,298.43x = 107,141.51 × 38,041.99
4. Step 4: Simplify right side
   71,298.43x = 4,075,876,061.79
5. Step 5: Solve for x
   x = 4,075,876,061.79/71,298.43
6. Step 6: Final answer
   x = 57,166.42