Finding the Fourth Proportional to 34,980.01, 52,475.18 and 12,488.94

Step by Step Solution

1. Step 1: Write the proportion equation
   34,980.01 : 52,475.18 = 12,488.94 : x
2. Step 2: Convert to fraction form
   34,980.01/52,475.18 = 12,488.94/x
3. Step 3: Cross multiply
   34,980.01x = 52,475.18 × 12,488.94
4. Step 4: Simplify right side
   34,980.01x = 655,359,374.51
5. Step 5: Solve for x
   x = 655,359,374.51/34,980.01
6. Step 6: Final answer
   x = 18,735.25