Finding the Fourth Proportional to 1,401,984, 1,934,737.92 and 766,080

Step by Step Solution

1. Step 1: Write the proportion equation
   1,401,984 : 1,934,737.92 = 766,080 : x
2. Step 2: Convert to fraction form
   1,401,984/1,934,737.92 = 766,080/x
3. Step 3: Cross multiply
   1,401,984x = 1,934,737.92 × 766,080
4. Step 4: Simplify right side
   1,401,984x = 1,482,164,025,753.60
5. Step 5: Solve for x
   x = 1,482,164,025,753.60/1,401,984
6. Step 6: Final answer
   x = 1,057,190.40