Finding the Third Proportional to 148,090 and 235,255.50

Step by Step Solution

1. Step 1: Write the proportion equation
   148,090 : 235,255.50 = 235,255.50 : x
2. Step 2: Convert to fraction form
   148,090/235,255.50 = 235,255.50/x
3. Step 3: Cross multiply
   148,090x = 235,255.50 × 235,255.50
4. Step 4: Simplify right side
   148,090x = 55,345,150,280.25
5. Step 5: Solve for x
   x = 55,345,150,280.25/148,090
6. Step 6: Final answer
   x = 373,726.45