Finding the Fourth Proportional to 13,211,436.72, 19,817,185.32 and 3,626,946.48

Step by Step Solution

1. Step 1: Write the proportion equation
   13,211,436.72 : 19,817,185.32 = 3,626,946.48 : x
2. Step 2: Convert to fraction form
   13,211,436.72/19,817,185.32 = 3,626,946.48/x
3. Step 3: Cross multiply
   13,211,436.72x = 19,817,185.32 × 3,626,946.48
4. Step 4: Simplify right side
   13,211,436.72x = 71,875,870,539,881.67
5. Step 5: Solve for x
   x = 71,875,870,539,881.67/13,211,436.72
6. Step 6: Final answer
   x = 5,440,428.02