Finding the Fourth Proportional to 91,967,204.96, 137,997,456.14 and 51,019,085.42

Step by Step Solution

1. Step 1: Write the proportion equation
   91,967,204.96 : 137,997,456.14 = 51,019,085.42 : x
2. Step 2: Convert to fraction form
   91,967,204.96/137,997,456.14 = 51,019,085.42/x
3. Step 3: Cross multiply
   91,967,204.96x = 137,997,456.14 × 51,019,085.42
4. Step 4: Simplify right side
   91,967,204.96x = 7,040,504,002,549,363
5. Step 5: Solve for x
   x = 7,040,504,002,549,363/91,967,204.96
6. Step 6: Final answer
   x = 76,554,506.64