Finding the Fourth Proportional to 2,181,693.53, 3,010,675.31 and 1,188,238.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,181,693.53 : 3,010,675.31 = 1,188,238.76 : x
2. Step 2: Convert to fraction form
   2,181,693.53/3,010,675.31 = 1,188,238.76/x
3. Step 3: Cross multiply
   2,181,693.53x = 3,010,675.31 × 1,188,238.76
4. Step 4: Simplify right side
   2,181,693.53x = 3,577,401,097,117.02
5. Step 5: Solve for x
   x = 3,577,401,097,117.02/2,181,693.53
6. Step 6: Final answer
   x = 1,639,735.85