Finding the Fourth Proportional to 162,499,152.64, 224,249,256.48 and 88,159,709.32

Step by Step Solution

1. Step 1: Write the proportion equation
   162,499,152.64 : 224,249,256.48 = 88,159,709.32 : x
2. Step 2: Convert to fraction form
   162,499,152.64/224,249,256.48 = 88,159,709.32/x
3. Step 3: Cross multiply
   162,499,152.64x = 224,249,256.48 × 88,159,709.32
4. Step 4: Simplify right side
   162,499,152.64x = 19,769,749,266,502,924
5. Step 5: Solve for x
   x = 19,769,749,266,502,924/162,499,152.64
6. Step 6: Final answer
   x = 121,660,629.89