Finding the Fourth Proportional to 103,534.56, 142,876.98 and 58,822.56

Step by Step Solution

1. Step 1: Write the proportion equation
   103,534.56 : 142,876.98 = 58,822.56 : x
2. Step 2: Convert to fraction form
   103,534.56/142,876.98 = 58,822.56/x
3. Step 3: Cross multiply
   103,534.56x = 142,876.98 × 58,822.56
4. Step 4: Simplify right side
   103,534.56x = 8,404,389,728.67
5. Step 5: Solve for x
   x = 8,404,389,728.67/103,534.56
6. Step 6: Final answer
   x = 81,174.73