Finding the Fourth Proportional to 56,485,118.61, 84,694,756.37 and 21,901,117.53

Step by Step Solution

1. Step 1: Write the proportion equation
   56,485,118.61 : 84,694,756.37 = 21,901,117.53 : x
2. Step 2: Convert to fraction form
   56,485,118.61/84,694,756.37 = 21,901,117.53/x
3. Step 3: Cross multiply
   56,485,118.61x = 84,694,756.37 × 21,901,117.53
4. Step 4: Simplify right side
   56,485,118.61x = 1,854,909,813,434,086.25
5. Step 5: Solve for x
   x = 1,854,909,813,434,086.25/56,485,118.61
6. Step 6: Final answer
   x = 32,838,911.54