Finding the Fourth Proportional to 103,683.96, 143,088.52 and 58,377.52

Step by Step Solution

1. Step 1: Write the proportion equation
   103,683.96 : 143,088.52 = 58,377.52 : x
2. Step 2: Convert to fraction form
   103,683.96/143,088.52 = 58,377.52/x
3. Step 3: Cross multiply
   103,683.96x = 143,088.52 × 58,377.52
4. Step 4: Simplify right side
   103,683.96x = 8,353,152,938.07
5. Step 5: Solve for x
   x = 8,353,152,938.07/103,683.96
6. Step 6: Final answer
   x = 80,563.60