Finding the Fourth Proportional to 35,946,272.72, 53,940,715.32 and 13,243,100.24

Step by Step Solution

1. Step 1: Write the proportion equation
   35,946,272.72 : 53,940,715.32 = 13,243,100.24 : x
2. Step 2: Convert to fraction form
   35,946,272.72/53,940,715.32 = 13,243,100.24/x
3. Step 3: Cross multiply
   35,946,272.72x = 53,940,715.32 × 13,243,100.24
4. Step 4: Simplify right side
   35,946,272.72x = 714,342,300,000,063.75
5. Step 5: Solve for x
   x = 714,342,300,000,063.75/35,946,272.72
6. Step 6: Final answer
   x = 19,872,499.87