Finding the Third Proportional to 19,549,279.50 and 42,126,075.75

Step by Step Solution

1. Step 1: Write the proportion equation
   19,549,279.50 : 42,126,075.75 = 42,126,075.75 : x
2. Step 2: Convert to fraction form
   19,549,279.50/42,126,075.75 = 42,126,075.75/x
3. Step 3: Cross multiply
   19,549,279.50x = 42,126,075.75 × 42,126,075.75
4. Step 4: Simplify right side
   19,549,279.50x = 1,774,606,258,094,738
5. Step 5: Solve for x
   x = 1,774,606,258,094,738/19,549,279.50
6. Step 6: Final answer
   x = 90,776,044.10