Finding the Fourth Proportional to 112,384.74, 155,093.96 and 61,399.62

Step by Step Solution

1. Step 1: Write the proportion equation
   112,384.74 : 155,093.96 = 61,399.62 : x
2. Step 2: Convert to fraction form
   112,384.74/155,093.96 = 61,399.62/x
3. Step 3: Cross multiply
   112,384.74x = 155,093.96 × 61,399.62
4. Step 4: Simplify right side
   112,384.74x = 9,522,710,208.30
5. Step 5: Solve for x
   x = 9,522,710,208.30/112,384.74
6. Step 6: Final answer
   x = 84,733.12