Finding the Fourth Proportional to 61,158.24, 84,364.17 and 38,488.80

Step by Step Solution

1. Step 1: Write the proportion equation
   61,158.24 : 84,364.17 = 38,488.80 : x
2. Step 2: Convert to fraction form
   61,158.24/84,364.17 = 38,488.80/x
3. Step 3: Cross multiply
   61,158.24x = 84,364.17 × 38,488.80
4. Step 4: Simplify right side
   61,158.24x = 3,247,075,666.30
5. Step 5: Solve for x
   x = 3,247,075,666.30/61,158.24
6. Step 6: Final answer
   x = 53,093.02