Finding the Fourth Proportional to 59,093,897.56, 80,958,261.69 and 56,884,064.47

Step by Step Solution

1. Step 1: Write the proportion equation
   59,093,897.56 : 80,958,261.69 = 56,884,064.47 : x
2. Step 2: Convert to fraction form
   59,093,897.56/80,958,261.69 = 56,884,064.47/x
3. Step 3: Cross multiply
   59,093,897.56x = 80,958,261.69 × 56,884,064.47
4. Step 4: Simplify right side
   59,093,897.56x = 4,605,234,977,353,091
5. Step 5: Solve for x
   x = 4,605,234,977,353,091/59,093,897.56
6. Step 6: Final answer
   x = 77,930,804.49