Finding the Fourth Proportional to 2,154,885.72, 2,973,652.56 and 1,174,803.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,154,885.72 : 2,973,652.56 = 1,174,803.48 : x
2. Step 2: Convert to fraction form
   2,154,885.72/2,973,652.56 = 1,174,803.48/x
3. Step 3: Cross multiply
   2,154,885.72x = 2,973,652.56 × 1,174,803.48
4. Step 4: Simplify right side
   2,154,885.72x = 3,493,457,375,798.91
5. Step 5: Solve for x
   x = 3,493,457,375,798.91/2,154,885.72
6. Step 6: Final answer
   x = 1,621,179.88