Finding the Fourth Proportional to 91,511,117.52, 137,289,910.52 and 42,362,404.08

Step by Step Solution

1. Step 1: Write the proportion equation
   91,511,117.52 : 137,289,910.52 = 42,362,404.08 : x
2. Step 2: Convert to fraction form
   91,511,117.52/137,289,910.52 = 42,362,404.08/x
3. Step 3: Cross multiply
   91,511,117.52x = 137,289,910.52 × 42,362,404.08
4. Step 4: Simplify right side
   91,511,117.52x = 5,815,930,665,555,283
5. Step 5: Solve for x
   x = 5,815,930,665,555,283/91,511,117.52
6. Step 6: Final answer
   x = 63,554,361.73