Finding the Fourth Proportional to 152,846.15, 210,854.61 and 91,562.76

Step by Step Solution

1. Step 1: Write the proportion equation
   152,846.15 : 210,854.61 = 91,562.76 : x
2. Step 2: Convert to fraction form
   152,846.15/210,854.61 = 91,562.76/x
3. Step 3: Cross multiply
   152,846.15x = 210,854.61 × 91,562.76
4. Step 4: Simplify right side
   152,846.15x = 19,306,430,050.32
5. Step 5: Solve for x
   x = 19,306,430,050.32/152,846.15
6. Step 6: Final answer
   x = 126,312.84