Finding the Third Proportional to 215,432,932.50 and 341,185,171.50

Step by Step Solution

1. Step 1: Write the proportion equation
   215,432,932.50 : 341,185,171.50 = 341,185,171.50 : x
2. Step 2: Convert to fraction form
   215,432,932.50/341,185,171.50 = 341,185,171.50/x
3. Step 3: Cross multiply
   215,432,932.50x = 341,185,171.50 × 341,185,171.50
4. Step 4: Simplify right side
   215,432,932.50x = 116,407,321,251,484,416
5. Step 5: Solve for x
   x = 116,407,321,251,484,416/215,432,932.50
6. Step 6: Final answer
   x = 540,341,348.47