Finding the Fourth Proportional to 1,670,697.61, 2,507,100.62 and 711,151.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,670,697.61 : 2,507,100.62 = 711,151.69 : x
2. Step 2: Convert to fraction form
   1,670,697.61/2,507,100.62 = 711,151.69/x
3. Step 3: Cross multiply
   1,670,697.61x = 2,507,100.62 × 711,151.69
4. Step 4: Simplify right side
   1,670,697.61x = 1,782,928,838,423.18
5. Step 5: Solve for x
   x = 1,782,928,838,423.18/1,670,697.61
6. Step 6: Final answer
   x = 1,067,176.27