Finding the Fourth Proportional to 162,141,907.55, 243,162,559.71 and 58,497,638.67

Step by Step Solution

1. Step 1: Write the proportion equation
   162,141,907.55 : 243,162,559.71 = 58,497,638.67 : x
2. Step 2: Convert to fraction form
   162,141,907.55/243,162,559.71 = 58,497,638.67/x
3. Step 3: Cross multiply
   162,141,907.55x = 243,162,559.71 × 58,497,638.67
4. Step 4: Simplify right side
   162,141,907.55x = 14,224,435,555,987,880
5. Step 5: Solve for x
   x = 14,224,435,555,987,880/162,141,907.55
6. Step 6: Final answer
   x = 87,728,310.17