Finding the Third Proportional to 1,429,368 and 3,142,108.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,429,368 : 3,142,108.50 = 3,142,108.50 : x
2. Step 2: Convert to fraction form
   1,429,368/3,142,108.50 = 3,142,108.50/x
3. Step 3: Cross multiply
   1,429,368x = 3,142,108.50 × 3,142,108.50
4. Step 4: Simplify right side
   1,429,368x = 9,872,845,825,772.25
5. Step 5: Solve for x
   x = 9,872,845,825,772.25/1,429,368
6. Step 6: Final answer
   x = 6,907,140.66