Finding the Fourth Proportional to 146,139,166.86, 201,672,033.30 and 87,401,823

Step by Step Solution

1. Step 1: Write the proportion equation
   146,139,166.86 : 201,672,033.30 = 87,401,823 : x
2. Step 2: Convert to fraction form
   146,139,166.86/201,672,033.30 = 87,401,823/x
3. Step 3: Cross multiply
   146,139,166.86x = 201,672,033.30 × 87,401,823
4. Step 4: Simplify right side
   146,139,166.86x = 17,626,503,358,536,706
5. Step 5: Solve for x
   x = 17,626,503,358,536,706/146,139,166.86
6. Step 6: Final answer
   x = 120,614,505.59