Finding the Fourth Proportional to 152,223.10, 210,152.33 and 91,808.98

Step by Step Solution

1. Step 1: Write the proportion equation
   152,223.10 : 210,152.33 = 91,808.98 : x
2. Step 2: Convert to fraction form
   152,223.10/210,152.33 = 91,808.98/x
3. Step 3: Cross multiply
   152,223.10x = 210,152.33 × 91,808.98
4. Step 4: Simplify right side
   152,223.10x = 19,293,871,061.92
5. Step 5: Solve for x
   x = 19,293,871,061.92/152,223.10
6. Step 6: Final answer
   x = 126,747.33