Finding the Fourth Proportional to 110,665.96, 152,708.76 and 62,910

Step by Step Solution

1. Step 1: Write the proportion equation
   110,665.96 : 152,708.76 = 62,910 : x
2. Step 2: Convert to fraction form
   110,665.96/152,708.76 = 62,910/x
3. Step 3: Cross multiply
   110,665.96x = 152,708.76 × 62,910
4. Step 4: Simplify right side
   110,665.96x = 9,606,908,091.60
5. Step 5: Solve for x
   x = 9,606,908,091.60/110,665.96
6. Step 6: Final answer
   x = 86,809.96