Finding the Fourth Proportional to 152,224.10, 210,153.71 and 91,809.98

Step by Step Solution

1. Step 1: Write the proportion equation
   152,224.10 : 210,153.71 = 91,809.98 : x
2. Step 2: Convert to fraction form
   152,224.10/210,153.71 = 91,809.98/x
3. Step 3: Cross multiply
   152,224.10x = 210,153.71 × 91,809.98
4. Step 4: Simplify right side
   152,224.10x = 19,294,207,912.03
5. Step 5: Solve for x
   x = 19,294,207,912.03/152,224.10
6. Step 6: Final answer
   x = 126,748.71