Finding the Fourth Proportional to 1,081,897.31, 1,492,655.69 and 623,002.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,081,897.31 : 1,492,655.69 = 623,002.03 : x
2. Step 2: Convert to fraction form
   1,081,897.31/1,492,655.69 = 623,002.03/x
3. Step 3: Cross multiply
   1,081,897.31x = 1,492,655.69 × 623,002.03
4. Step 4: Simplify right side
   1,081,897.31x = 929,927,514,382.76
5. Step 5: Solve for x
   x = 929,927,514,382.76/1,081,897.31
6. Step 6: Final answer
   x = 859,533.99