Finding the Fourth Proportional to 93,242.88, 139,764.72 and 37,005.12

Step by Step Solution

1. Step 1: Write the proportion equation
   93,242.88 : 139,764.72 = 37,005.12 : x
2. Step 2: Convert to fraction form
   93,242.88/139,764.72 = 37,005.12/x
3. Step 3: Cross multiply
   93,242.88x = 139,764.72 × 37,005.12
4. Step 4: Simplify right side
   93,242.88x = 5,172,010,235.37
5. Step 5: Solve for x
   x = 5,172,010,235.37/93,242.88
6. Step 6: Final answer
   x = 55,468.15