Finding the Fourth Proportional to 1,988,525.76, 2,983,178.52 and 790,224.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,988,525.76 : 2,983,178.52 = 790,224.72 : x
2. Step 2: Convert to fraction form
   1,988,525.76/2,983,178.52 = 790,224.72/x
3. Step 3: Cross multiply
   1,988,525.76x = 2,983,178.52 × 790,224.72
4. Step 4: Simplify right side
   1,988,525.76x = 2,357,381,410,677.01
5. Step 5: Solve for x
   x = 2,357,381,410,677.01/1,988,525.76
6. Step 6: Final answer
   x = 1,185,492.02