Finding the Fourth Proportional to 112,200,504.27, 168,404,213.75 and 56,907,145.97

Step by Step Solution

1. Step 1: Write the proportion equation
   112,200,504.27 : 168,404,213.75 = 56,907,145.97 : x
2. Step 2: Convert to fraction form
   112,200,504.27/168,404,213.75 = 56,907,145.97/x
3. Step 3: Cross multiply
   112,200,504.27x = 168,404,213.75 × 56,907,145.97
4. Step 4: Simplify right side
   112,200,504.27x = 9,583,403,172,707,776
5. Step 5: Solve for x
   x = 9,583,403,172,707,776/112,200,504.27
6. Step 6: Final answer
   x = 85,413,191.63