Finding the Fourth Proportional to 52,558,910.86, 78,795,684.72 and 21,876,456.66

Step by Step Solution

1. Step 1: Write the proportion equation
   52,558,910.86 : 78,795,684.72 = 21,876,456.66 : x
2. Step 2: Convert to fraction form
   52,558,910.86/78,795,684.72 = 21,876,456.66/x
3. Step 3: Cross multiply
   52,558,910.86x = 78,795,684.72 × 21,876,456.66
4. Step 4: Simplify right side
   52,558,910.86x = 1,723,770,381,772,104.25
5. Step 5: Solve for x
   x = 1,723,770,381,772,104.25/52,558,910.86
6. Step 6: Final answer
   x = 32,796,919.75