Finding the Fourth Proportional to 4,723,678.32, 7,086,641.76 and 1,528,804.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,723,678.32 : 7,086,641.76 = 1,528,804.50 : x
2. Step 2: Convert to fraction form
   4,723,678.32/7,086,641.76 = 1,528,804.50/x
3. Step 3: Cross multiply
   4,723,678.32x = 7,086,641.76 × 1,528,804.50
4. Step 4: Simplify right side
   4,723,678.32x = 10,834,089,812,575.92
5. Step 5: Solve for x
   x = 10,834,089,812,575.92/4,723,678.32
6. Step 6: Final answer
   x = 2,293,570.62