Finding the Fourth Proportional to 91,497,676.25, 137,250,928.34 and 30,085,475.33

Step by Step Solution

1. Step 1: Write the proportion equation
   91,497,676.25 : 137,250,928.34 = 30,085,475.33 : x
2. Step 2: Convert to fraction form
   91,497,676.25/137,250,928.34 = 30,085,475.33/x
3. Step 3: Cross multiply
   91,497,676.25x = 137,250,928.34 × 30,085,475.33
4. Step 4: Simplify right side
   91,497,676.25x = 4,129,259,418,592,667.50
5. Step 5: Solve for x
   x = 4,129,259,418,592,667.50/91,497,676.25
6. Step 6: Final answer
   x = 45,129,664.36