Finding the Third Proportional to 99,111 and 153,508.50

Step by Step Solution

1. Step 1: Write the proportion equation
   99,111 : 153,508.50 = 153,508.50 : x
2. Step 2: Convert to fraction form
   99,111/153,508.50 = 153,508.50/x
3. Step 3: Cross multiply
   99,111x = 153,508.50 × 153,508.50
4. Step 4: Simplify right side
   99,111x = 23,564,859,572.25
5. Step 5: Solve for x
   x = 23,564,859,572.25/99,111
6. Step 6: Final answer
   x = 237,762.30