Finding the Fourth Proportional to 117,773,797.91, 162,529,043.85 and 64,855,426.53

Step by Step Solution

1. Step 1: Write the proportion equation
   117,773,797.91 : 162,529,043.85 = 64,855,426.53 : x
2. Step 2: Convert to fraction form
   117,773,797.91/162,529,043.85 = 64,855,426.53/x
3. Step 3: Cross multiply
   117,773,797.91x = 162,529,043.85 × 64,855,426.53
4. Step 4: Simplify right side
   117,773,797.91x = 10,540,890,463,014,306
5. Step 5: Solve for x
   x = 10,540,890,463,014,306/117,773,797.91
6. Step 6: Final answer
   x = 89,501,150.94