Finding the Fourth Proportional to 42,710,992.83, 64,089,812.25 and 18,115,093.76

Step by Step Solution

1. Step 1: Write the proportion equation
   42,710,992.83 : 64,089,812.25 = 18,115,093.76 : x
2. Step 2: Convert to fraction form
   42,710,992.83/64,089,812.25 = 18,115,093.76/x
3. Step 3: Cross multiply
   42,710,992.83x = 64,089,812.25 × 18,115,093.76
4. Step 4: Simplify right side
   42,710,992.83x = 1,160,992,957,649,097.50
5. Step 5: Solve for x
   x = 1,160,992,957,649,097.50/42,710,992.83
6. Step 6: Final answer
   x = 27,182,532.66