Finding the Fourth Proportional to 1,298,773.82, 1,791,147.52 and 815,384.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,298,773.82 : 1,791,147.52 = 815,384.04 : x
2. Step 2: Convert to fraction form
   1,298,773.82/1,791,147.52 = 815,384.04/x
3. Step 3: Cross multiply
   1,298,773.82x = 1,791,147.52 × 815,384.04
4. Step 4: Simplify right side
   1,298,773.82x = 1,460,473,101,093.58
5. Step 5: Solve for x
   x = 1,460,473,101,093.58/1,298,773.82
6. Step 6: Final answer
   x = 1,124,501.49