Finding the Fourth Proportional to 1,429,336.98, 1,971,922.43 and 817,160.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,429,336.98 : 1,971,922.43 = 817,160.83 : x
2. Step 2: Convert to fraction form
   1,429,336.98/1,971,922.43 = 817,160.83/x
3. Step 3: Cross multiply
   1,429,336.98x = 1,971,922.43 × 817,160.83
4. Step 4: Simplify right side
   1,429,336.98x = 1,611,377,766,707.51
5. Step 5: Solve for x
   x = 1,611,377,766,707.51/1,429,336.98
6. Step 6: Final answer
   x = 1,127,360.30