Finding the Fourth Proportional to 56,185,343.72, 77,542,069.86 and 31,740,633.32

Step by Step Solution

1. Step 1: Write the proportion equation
   56,185,343.72 : 77,542,069.86 = 31,740,633.32 : x
2. Step 2: Convert to fraction form
   56,185,343.72/77,542,069.86 = 31,740,633.32/x
3. Step 3: Cross multiply
   56,185,343.72x = 77,542,069.86 × 31,740,633.32
4. Step 4: Simplify right side
   56,185,343.72x = 2,461,234,406,300,083.50
5. Step 5: Solve for x
   x = 2,461,234,406,300,083.50/56,185,343.72
6. Step 6: Final answer
   x = 43,805,630.50