Finding the Fourth Proportional to 35,345.24, 48,776.59 and 19,430.72

Step by Step Solution

1. Step 1: Write the proportion equation
   35,345.24 : 48,776.59 = 19,430.72 : x
2. Step 2: Convert to fraction form
   35,345.24/48,776.59 = 19,430.72/x
3. Step 3: Cross multiply
   35,345.24x = 48,776.59 × 19,430.72
4. Step 4: Simplify right side
   35,345.24x = 947,763,921.81
5. Step 5: Solve for x
   x = 947,763,921.81/35,345.24
6. Step 6: Final answer
   x = 26,814.47