Finding the Fourth Proportional to 52,342,790.32, 72,234,316.56 and 29,139,485.68

Step by Step Solution

1. Step 1: Write the proportion equation
   52,342,790.32 : 72,234,316.56 = 29,139,485.68 : x
2. Step 2: Convert to fraction form
   52,342,790.32/72,234,316.56 = 29,139,485.68/x
3. Step 3: Cross multiply
   52,342,790.32x = 72,234,316.56 × 29,139,485.68
4. Step 4: Simplify right side
   52,342,790.32x = 2,104,870,833,004,707
5. Step 5: Solve for x
   x = 2,104,870,833,004,707/52,342,790.32
6. Step 6: Final answer
   x = 40,213,194.98