Finding the Fourth Proportional to 56,180,822.69, 77,526,407.98 and 31,061,479.74

Step by Step Solution

1. Step 1: Write the proportion equation
   56,180,822.69 : 77,526,407.98 = 31,061,479.74 : x
2. Step 2: Convert to fraction form
   56,180,822.69/77,526,407.98 = 31,061,479.74/x
3. Step 3: Cross multiply
   56,180,822.69x = 77,526,407.98 × 31,061,479.74
4. Step 4: Simplify right side
   56,180,822.69x = 2,408,084,950,969,933.50
5. Step 5: Solve for x
   x = 2,408,084,950,969,933.50/56,180,822.69
6. Step 6: Final answer
   x = 42,863,112.99