Finding the Fourth Proportional to 58,810.72, 88,113.36 and 49,012.96

Step by Step Solution

1. Step 1: Write the proportion equation
   58,810.72 : 88,113.36 = 49,012.96 : x
2. Step 2: Convert to fraction form
   58,810.72/88,113.36 = 49,012.96/x
3. Step 3: Cross multiply
   58,810.72x = 88,113.36 × 49,012.96
4. Step 4: Simplify right side
   58,810.72x = 4,318,696,589.15
5. Step 5: Solve for x
   x = 4,318,696,589.15/58,810.72
6. Step 6: Final answer
   x = 73,433.83