Finding the Fourth Proportional to 124,927.50, 187,410.90 and 53,870.34

Step by Step Solution

1. Step 1: Write the proportion equation
   124,927.50 : 187,410.90 = 53,870.34 : x
2. Step 2: Convert to fraction form
   124,927.50/187,410.90 = 53,870.34/x
3. Step 3: Cross multiply
   124,927.50x = 187,410.90 × 53,870.34
4. Step 4: Simplify right side
   124,927.50x = 10,095,888,902.71
5. Step 5: Solve for x
   x = 10,095,888,902.71/124,927.50
6. Step 6: Final answer
   x = 80,813.98