Finding the Fourth Proportional to 73,163,454.79, 109,734,499.55 and 21,334,129.98

Step by Step Solution

1. Step 1: Write the proportion equation
   73,163,454.79 : 109,734,499.55 = 21,334,129.98 : x
2. Step 2: Convert to fraction form
   73,163,454.79/109,734,499.55 = 21,334,129.98/x
3. Step 3: Cross multiply
   73,163,454.79x = 109,734,499.55 × 21,334,129.98
4. Step 4: Simplify right side
   73,163,454.79x = 2,341,090,076,953,456.50
5. Step 5: Solve for x
   x = 2,341,090,076,953,456.50/73,163,454.79
6. Step 6: Final answer
   x = 31,998,079.97