Finding the Fourth Proportional to 1,363,613.96, 1,881,920.42 and 1,018,851.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,363,613.96 : 1,881,920.42 = 1,018,851.72 : x
2. Step 2: Convert to fraction form
   1,363,613.96/1,881,920.42 = 1,018,851.72/x
3. Step 3: Cross multiply
   1,363,613.96x = 1,881,920.42 × 1,018,851.72
4. Step 4: Simplify right side
   1,363,613.96x = 1,917,397,856,820.12
5. Step 5: Solve for x
   x = 1,917,397,856,820.12/1,363,613.96
6. Step 6: Final answer
   x = 1,406,114.86