Finding the Fourth Proportional to 109,162,288.76, 162,907,980.69 and 97,516,973.72

Step by Step Solution

1. Step 1: Write the proportion equation
   109,162,288.76 : 162,907,980.69 = 97,516,973.72 : x
2. Step 2: Convert to fraction form
   109,162,288.76/162,907,980.69 = 97,516,973.72/x
3. Step 3: Cross multiply
   109,162,288.76x = 162,907,980.69 × 97,516,973.72
4. Step 4: Simplify right side
   109,162,288.76x = 15,886,293,271,879,072
5. Step 5: Solve for x
   x = 15,886,293,271,879,072/109,162,288.76
6. Step 6: Final answer
   x = 145,529,133.29