Finding the Fourth Proportional to 1,666,513.91, 2,499,687.12 and 587,079.92

Step by Step Solution

1. Step 1: Write the proportion equation
   1,666,513.91 : 2,499,687.12 = 587,079.92 : x
2. Step 2: Convert to fraction form
   1,666,513.91/2,499,687.12 = 587,079.92/x
3. Step 3: Cross multiply
   1,666,513.91x = 2,499,687.12 × 587,079.92
4. Step 4: Simplify right side
   1,666,513.91x = 1,467,516,114,434.63
5. Step 5: Solve for x
   x = 1,467,516,114,434.63/1,666,513.91
6. Step 6: Final answer
   x = 880,590.38