Finding the Fourth Proportional to 120,443,323.50, 180,274,111.64 and 65,034,131.58

Step by Step Solution

1. Step 1: Write the proportion equation
   120,443,323.50 : 180,274,111.64 = 65,034,131.58 : x
2. Step 2: Convert to fraction form
   120,443,323.50/180,274,111.64 = 65,034,131.58/x
3. Step 3: Cross multiply
   120,443,323.50x = 180,274,111.64 × 65,034,131.58
4. Step 4: Simplify right side
   120,443,323.50x = 11,723,970,296,863,368
5. Step 5: Solve for x
   x = 11,723,970,296,863,368/120,443,323.50
6. Step 6: Final answer
   x = 97,340,142.70