Finding the Fourth Proportional to 1,267,196.55, 1,906,188.83 and 1,148,682.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,267,196.55 : 1,906,188.83 = 1,148,682.62 : x
2. Step 2: Convert to fraction form
   1,267,196.55/1,906,188.83 = 1,148,682.62/x
3. Step 3: Cross multiply
   1,267,196.55x = 1,906,188.83 × 1,148,682.62
4. Step 4: Simplify right side
   1,267,196.55x = 2,189,605,964,184.78
5. Step 5: Solve for x
   x = 2,189,605,964,184.78/1,267,196.55
6. Step 6: Final answer
   x = 1,727,913.45