Finding the Fourth Proportional to 1,132,061.82, 1,698,092.76 and 290,613.60

Step by Step Solution

1. Step 1: Write the proportion equation
   1,132,061.82 : 1,698,092.76 = 290,613.60 : x
2. Step 2: Convert to fraction form
   1,132,061.82/1,698,092.76 = 290,613.60/x
3. Step 3: Cross multiply
   1,132,061.82x = 1,698,092.76 × 290,613.60
4. Step 4: Simplify right side
   1,132,061.82x = 493,488,850,117.54
5. Step 5: Solve for x
   x = 493,488,850,117.54/1,132,061.82
6. Step 6: Final answer
   x = 435,920.41