Finding the Fourth Proportional to 2,238,091.62, 3,358,129.71 and 1,172,880.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,238,091.62 : 3,358,129.71 = 1,172,880.42 : x
2. Step 2: Convert to fraction form
   2,238,091.62/3,358,129.71 = 1,172,880.42/x
3. Step 3: Cross multiply
   2,238,091.62x = 3,358,129.71 × 1,172,880.42
4. Step 4: Simplify right side
   2,238,091.62x = 3,938,684,584,679.28
5. Step 5: Solve for x
   x = 3,938,684,584,679.28/2,238,091.62
6. Step 6: Final answer
   x = 1,759,840.64