Finding the Fourth Proportional to 1,071,712.99, 1,478,985.89 and 606,566.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,071,712.99 : 1,478,985.89 = 606,566.83 : x
2. Step 2: Convert to fraction form
   1,071,712.99/1,478,985.89 = 606,566.83/x
3. Step 3: Cross multiply
   1,071,712.99x = 1,478,985.89 × 606,566.83
4. Step 4: Simplify right side
   1,071,712.99x = 897,103,776,181.73
5. Step 5: Solve for x
   x = 897,103,776,181.73/1,071,712.99
6. Step 6: Final answer
   x = 837,074.65