Finding the Fourth Proportional to 146,139,056.52, 201,671,881.27 and 87,401,712.22

Step by Step Solution

1. Step 1: Write the proportion equation
   146,139,056.52 : 201,671,881.27 = 87,401,712.22 : x
2. Step 2: Convert to fraction form
   146,139,056.52/201,671,881.27 = 87,401,712.22/x
3. Step 3: Cross multiply
   146,139,056.52x = 201,671,881.27 × 87,401,712.22
4. Step 4: Simplify right side
   146,139,056.52x = 17,626,467,728,903,866
5. Step 5: Solve for x
   x = 17,626,467,728,903,866/146,139,056.52
6. Step 6: Final answer
   x = 120,614,352.86