Finding the Fourth Proportional to 4,224,111.32, 6,333,366.70 and 1,528,081.60

Step by Step Solution

1. Step 1: Write the proportion equation
   4,224,111.32 : 6,333,366.70 = 1,528,081.60 : x
2. Step 2: Convert to fraction form
   4,224,111.32/6,333,366.70 = 1,528,081.60/x
3. Step 3: Cross multiply
   4,224,111.32x = 6,333,366.70 × 1,528,081.60
4. Step 4: Simplify right side
   4,224,111.32x = 9,677,901,120,322.72
5. Step 5: Solve for x
   x = 9,677,901,120,322.72/4,224,111.32
6. Step 6: Final answer
   x = 2,291,109.39