Finding the Fourth Proportional to 91,637,008.32, 126,461,702.88 and 55,875,547.02

Step by Step Solution

1. Step 1: Write the proportion equation
   91,637,008.32 : 126,461,702.88 = 55,875,547.02 : x
2. Step 2: Convert to fraction form
   91,637,008.32/126,461,702.88 = 55,875,547.02/x
3. Step 3: Cross multiply
   91,637,008.32x = 126,461,702.88 × 55,875,547.02
4. Step 4: Simplify right side
   91,637,008.32x = 7,066,116,825,500,710
5. Step 5: Solve for x
   x = 7,066,116,825,500,710/91,637,008.32
6. Step 6: Final answer
   x = 77,109,859.38