Finding the Fourth Proportional to 34,368.72, 47,428.86 and 19,464.72

Step by Step Solution

1. Step 1: Write the proportion equation
   34,368.72 : 47,428.86 = 19,464.72 : x
2. Step 2: Convert to fraction form
   34,368.72/47,428.86 = 19,464.72/x
3. Step 3: Cross multiply
   34,368.72x = 47,428.86 × 19,464.72
4. Step 4: Simplify right side
   34,368.72x = 923,189,479.82
5. Step 5: Solve for x
   x = 923,189,479.82/34,368.72
6. Step 6: Final answer
   x = 26,861.33