Finding the Fourth Proportional to 838,088.10, 1,156,566.69 and 456,118.83

Step by Step Solution

1. Step 1: Write the proportion equation
   838,088.10 : 1,156,566.69 = 456,118.83 : x
2. Step 2: Convert to fraction form
   838,088.10/1,156,566.69 = 456,118.83/x
3. Step 3: Cross multiply
   838,088.10x = 1,156,566.69 × 456,118.83
4. Step 4: Simplify right side
   838,088.10x = 527,531,845,459.77
5. Step 5: Solve for x
   x = 527,531,845,459.77/838,088.10
6. Step 6: Final answer
   x = 629,446.77