Finding the Fourth Proportional to 55,154,945.59, 82,624,788.99 and 42,967,342.69

Step by Step Solution

1. Step 1: Write the proportion equation
   55,154,945.59 : 82,624,788.99 = 42,967,342.69 : x
2. Step 2: Convert to fraction form
   55,154,945.59/82,624,788.99 = 42,967,342.69/x
3. Step 3: Cross multiply
   55,154,945.59x = 82,624,788.99 × 42,967,342.69
4. Step 4: Simplify right side
   55,154,945.59x = 3,550,167,623,015,707
5. Step 5: Solve for x
   x = 3,550,167,623,015,707/55,154,945.59
6. Step 6: Final answer
   x = 64,367,167.54