Finding the Fourth Proportional to 72,791,282.56, 109,241,152.10 and 53,410,589.75

Step by Step Solution

1. Step 1: Write the proportion equation
   72,791,282.56 : 109,241,152.10 = 53,410,589.75 : x
2. Step 2: Convert to fraction form
   72,791,282.56/109,241,152.10 = 53,410,589.75/x
3. Step 3: Cross multiply
   72,791,282.56x = 109,241,152.10 × 53,410,589.75
4. Step 4: Simplify right side
   72,791,282.56x = 5,834,634,358,222,309
5. Step 5: Solve for x
   x = 5,834,634,358,222,309/72,791,282.56
6. Step 6: Final answer
   x = 80,155,674.60