Finding the Third Proportional to 1,573,292 and 3,432,280

Step by Step Solution

1. Step 1: Write the proportion equation
   1,573,292 : 3,432,280 = 3,432,280 : x
2. Step 2: Convert to fraction form
   1,573,292/3,432,280 = 3,432,280/x
3. Step 3: Cross multiply
   1,573,292x = 3,432,280 × 3,432,280
4. Step 4: Simplify right side
   1,573,292x = 11,780,545,998,400
5. Step 5: Solve for x
   x = 11,780,545,998,400/1,573,292
6. Step 6: Final answer
   x = 7,487,831.88