Finding the Fourth Proportional to 70,540,086.76, 105,604,581.34 and 52,424,495.08

Step by Step Solution

1. Step 1: Write the proportion equation
   70,540,086.76 : 105,604,581.34 = 52,424,495.08 : x
2. Step 2: Convert to fraction form
   70,540,086.76/105,604,581.34 = 52,424,495.08/x
3. Step 3: Cross multiply
   70,540,086.76x = 105,604,581.34 × 52,424,495.08
4. Step 4: Simplify right side
   70,540,086.76x = 5,536,266,854,884,290
5. Step 5: Solve for x
   x = 5,536,266,854,884,290/70,540,086.76
6. Step 6: Final answer
   x = 78,483,981.37