Finding the Fourth Proportional to 12,962.67, 19,430.91 and 5,060.31

Step by Step Solution

1. Step 1: Write the proportion equation
   12,962.67 : 19,430.91 = 5,060.31 : x
2. Step 2: Convert to fraction form
   12,962.67/19,430.91 = 5,060.31/x
3. Step 3: Cross multiply
   12,962.67x = 19,430.91 × 5,060.31
4. Step 4: Simplify right side
   12,962.67x = 98,326,428.18
5. Step 5: Solve for x
   x = 98,326,428.18/12,962.67
6. Step 6: Final answer
   x = 7,585.35