Finding the Fourth Proportional to 56,023,116.67, 77,311,971.62 and 30,904,658.02

Step by Step Solution

1. Step 1: Write the proportion equation
   56,023,116.67 : 77,311,971.62 = 30,904,658.02 : x
2. Step 2: Convert to fraction form
   56,023,116.67/77,311,971.62 = 30,904,658.02/x
3. Step 3: Cross multiply
   56,023,116.67x = 77,311,971.62 × 30,904,658.02
4. Step 4: Simplify right side
   56,023,116.67x = 2,389,300,043,768,045.50
5. Step 5: Solve for x
   x = 2,389,300,043,768,045.50/56,023,116.67
6. Step 6: Final answer
   x = 42,648,467.02