Finding the Fourth Proportional to 91,511,119.52, 137,289,913.52 and 42,362,406.08

Step by Step Solution

1. Step 1: Write the proportion equation
   91,511,119.52 : 137,289,913.52 = 42,362,406.08 : x
2. Step 2: Convert to fraction form
   91,511,119.52/137,289,913.52 = 42,362,406.08/x
3. Step 3: Cross multiply
   91,511,119.52x = 137,289,913.52 × 42,362,406.08
4. Step 4: Simplify right side
   91,511,119.52x = 5,815,931,067,222,322
5. Step 5: Solve for x
   x = 5,815,931,067,222,322/91,511,119.52
6. Step 6: Final answer
   x = 63,554,364.73