Finding the Fourth Proportional to 56,326,238.42, 77,716,885.16 and 31,879,952.42

Step by Step Solution

1. Step 1: Write the proportion equation
   56,326,238.42 : 77,716,885.16 = 31,879,952.42 : x
2. Step 2: Convert to fraction form
   56,326,238.42/77,716,885.16 = 31,879,952.42/x
3. Step 3: Cross multiply
   56,326,238.42x = 77,716,885.16 × 31,879,952.42
4. Step 4: Simplify right side
   56,326,238.42x = 2,477,610,601,131,404
5. Step 5: Solve for x
   x = 2,477,610,601,131,404/56,326,238.42
6. Step 6: Final answer
   x = 43,986,793.20