Finding the Fourth Proportional to 52,663.82, 78,987.92 and 19,376.10

Step by Step Solution

1. Step 1: Write the proportion equation
   52,663.82 : 78,987.92 = 19,376.10 : x
2. Step 2: Convert to fraction form
   52,663.82/78,987.92 = 19,376.10/x
3. Step 3: Cross multiply
   52,663.82x = 78,987.92 × 19,376.10
4. Step 4: Simplify right side
   52,663.82x = 1,530,477,836.71
5. Step 5: Solve for x
   x = 1,530,477,836.71/52,663.82
6. Step 6: Final answer
   x = 29,061.28