Finding the Fourth Proportional to 1,787,978.76, 2,467,447.86 and 983,160.84

Step by Step Solution

1. Step 1: Write the proportion equation
   1,787,978.76 : 2,467,447.86 = 983,160.84 : x
2. Step 2: Convert to fraction form
   1,787,978.76/2,467,447.86 = 983,160.84/x
3. Step 3: Cross multiply
   1,787,978.76x = 2,467,447.86 × 983,160.84
4. Step 4: Simplify right side
   1,787,978.76x = 2,425,898,110,693.80
5. Step 5: Solve for x
   x = 2,425,898,110,693.80/1,787,978.76
6. Step 6: Final answer
   x = 1,356,782.40