Finding the Fourth Proportional to 10,209,386.22, 14,088,954.30 and 5,563,172

Step by Step Solution

1. Step 1: Write the proportion equation
   10,209,386.22 : 14,088,954.30 = 5,563,172 : x
2. Step 2: Convert to fraction form
   10,209,386.22/14,088,954.30 = 5,563,172/x
3. Step 3: Cross multiply
   10,209,386.22x = 14,088,954.30 × 5,563,172
4. Step 4: Simplify right side
   10,209,386.22x = 78,379,276,071,039.61
5. Step 5: Solve for x
   x = 78,379,276,071,039.61/10,209,386.22
6. Step 6: Final answer
   x = 7,677,178.08