Finding the Fourth Proportional to 117,735,448.76, 162,474,919.71 and 65,536,815.54

Step by Step Solution

1. Step 1: Write the proportion equation
   117,735,448.76 : 162,474,919.71 = 65,536,815.54 : x
2. Step 2: Convert to fraction form
   117,735,448.76/162,474,919.71 = 65,536,815.54/x
3. Step 3: Cross multiply
   117,735,448.76x = 162,474,919.71 × 65,536,815.54
4. Step 4: Simplify right side
   117,735,448.76x = 10,648,088,842,360,340
5. Step 5: Solve for x
   x = 10,648,088,842,360,340/117,735,448.76
6. Step 6: Final answer
   x = 90,440,805.68