Finding the Fourth Proportional to 50,991,323.52, 70,367,636.88 and 27,786,378.72

Step by Step Solution

1. Step 1: Write the proportion equation
   50,991,323.52 : 70,367,636.88 = 27,786,378.72 : x
2. Step 2: Convert to fraction form
   50,991,323.52/70,367,636.88 = 27,786,378.72/x
3. Step 3: Cross multiply
   50,991,323.52x = 70,367,636.88 × 27,786,378.72
4. Step 4: Simplify right side
   50,991,323.52x = 1,955,261,807,979,119
5. Step 5: Solve for x
   x = 1,955,261,807,979,119/50,991,323.52
6. Step 6: Final answer
   x = 38,344,990.34