Finding the Third Proportional to 113,261 and 158,430.50

Step by Step Solution

1. Step 1: Write the proportion equation
   113,261 : 158,430.50 = 158,430.50 : x
2. Step 2: Convert to fraction form
   113,261/158,430.50 = 158,430.50/x
3. Step 3: Cross multiply
   113,261x = 158,430.50 × 158,430.50
4. Step 4: Simplify right side
   113,261x = 25,100,223,330.25
5. Step 5: Solve for x
   x = 25,100,223,330.25/113,261
6. Step 6: Final answer
   x = 221,614.00