Finding the Fourth Proportional to 152,222.10, 210,150.95 and 91,807.98

Step by Step Solution

1. Step 1: Write the proportion equation
   152,222.10 : 210,150.95 = 91,807.98 : x
2. Step 2: Convert to fraction form
   152,222.10/210,150.95 = 91,807.98/x
3. Step 3: Cross multiply
   152,222.10x = 210,150.95 × 91,807.98
4. Step 4: Simplify right side
   152,222.10x = 19,293,534,214.58
5. Step 5: Solve for x
   x = 19,293,534,214.58/152,222.10
6. Step 6: Final answer
   x = 126,745.95