Finding the Fourth Proportional to 1,429,124.72, 2,142,056.34 and 575,649.79

Step by Step Solution

1. Step 1: Write the proportion equation
   1,429,124.72 : 2,142,056.34 = 575,649.79 : x
2. Step 2: Convert to fraction form
   1,429,124.72/2,142,056.34 = 575,649.79/x
3. Step 3: Cross multiply
   1,429,124.72x = 2,142,056.34 × 575,649.79
4. Step 4: Simplify right side
   1,429,124.72x = 1,233,074,276,934.03
5. Step 5: Solve for x
   x = 1,233,074,276,934.03/1,429,124.72
6. Step 6: Final answer
   x = 862,817.82