Finding the Fourth Proportional to 124,262,818.23, 171,444,682.50 and 72,041,429.94

Step by Step Solution

1. Step 1: Write the proportion equation
   124,262,818.23 : 171,444,682.50 = 72,041,429.94 : x
2. Step 2: Convert to fraction form
   124,262,818.23/171,444,682.50 = 72,041,429.94/x
3. Step 3: Cross multiply
   124,262,818.23x = 171,444,682.50 × 72,041,429.94
4. Step 4: Simplify right side
   124,262,818.23x = 12,351,120,082,909,294
5. Step 5: Solve for x
   x = 12,351,120,082,909,294/124,262,818.23
6. Step 6: Final answer
   x = 99,395,138.94