Finding the Fourth Proportional to 107,045.76, 147,724.48 and 59,300

Step by Step Solution

1. Step 1: Write the proportion equation
   107,045.76 : 147,724.48 = 59,300 : x
2. Step 2: Convert to fraction form
   107,045.76/147,724.48 = 59,300/x
3. Step 3: Cross multiply
   107,045.76x = 147,724.48 × 59,300
4. Step 4: Simplify right side
   107,045.76x = 8,760,061,664
5. Step 5: Solve for x
   x = 8,760,061,664/107,045.76
6. Step 6: Final answer
   x = 81,834.74